Express the intention, plan, or determination to do something; 'I intend to', 'I plan to', 'I'm determined to'.
Long explanation:
The ~つもり grammar point is used to express the intention, plan, or determination to do something. It can be translated as 'I intend to', 'I plan to', or 'I'm determined to' in English. It is used with verbs in the casual form.